Electrical Machines Which of the following is minimized by laminating the core of a transformer? Hysteresis loss. Stray loss. Copper loss. Eddy current loss. Hysteresis loss. Stray loss. Copper loss. Eddy current loss. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Direction of the current in the compensating winding is________ to the direction of current in the armature conductors? exactly opposite either of these None of these same exactly opposite either of these None of these same ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For the purpose of starting an induction motor, star/delta switch is an equivalent to auto transformer of ratio 57.7% 33.3% 50% 66.3% 57.7% 33.3% 50% 66.3% ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Find the developed torque DC Series Motor having armature resistance of 0.2 Ω and taking armature current of 60 A is connected to 250 V supply. Considered brush drop of 1 V each. 133.22 N-m 234.76 N-m. cant be determined. 266.20 N-m. 133.22 N-m 234.76 N-m. cant be determined. 266.20 N-m. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which machine is used for battery charging? Compounded DC generator. DC shunt generator. DC series generator. None of these. Compounded DC generator. DC shunt generator. DC series generator. None of these. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Two of supply terminals to a 3 - Φ induction motor get interchanged during re-connection after normal maintenance. When switched on the supply, the motor will not start at all. rotate in the same direction as before maintenance. get heated and damaged. rotate in direction opposite to that before maintenance. not start at all. rotate in the same direction as before maintenance. get heated and damaged. rotate in direction opposite to that before maintenance. ANSWER DOWNLOAD EXAMIANS APP
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